MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 56a8b1a03bae8d1cd94928e20a7a3cfd2f4e719abe471c06867e553751f41134. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Mirai


Vendor detections: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 56a8b1a03bae8d1cd94928e20a7a3cfd2f4e719abe471c06867e553751f41134
SHA3-384 hash: 24c85be3c49757b0a2a41eee06bf9b9a67ce063c96dddd876f3842ced54151f3127cee16a2f09e4d8940421a604da0cd
SHA1 hash: 409346c9b23e903ad6c49704652070f0ac45ce25
MD5 hash: 26237c6d8807ddedf3cb2add3a4d3235
humanhash: venus-venus-jersey-bravo
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:47'008 bytes
First seen:2025-08-16 20:24:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:brQEHMZcyPsZGBuhn96inSdd2nqkbxyleUYXWBhy/hNQNQhr5Ft394pnbcuyD7UR:SZcckGuhnQMydXCxyIr4wZaNk38nouyw
TLSH T1F223F131DD1DFF57D93E6038896978061CA0983E23998E7594819A0B7FB83F9AC7C047
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :47'008 bytes
File size (de-compressed) :103'700 bytes
Format:linux/i386
Unpacked file: 4f4856f1cbb3b9ce591cbe560992ca07a8b6958ecf4820c845ab49ab75c19314

Intelligence

File Origin
# of uploads :
1
# of downloads :
35
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Opens a port
DNS request
Sends data to a server
Connection attempt
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/efec3aff-6c02-4e6e-bb64-a687e674fbdf
Behavior Graph:
Download SVG
%3 guuid=29c1217c-1c00-0000-b8b6-b5642e0b0000 pid=2862 /usr/bin/sudo guuid=057f107e-1c00-0000-b8b6-b5642f0b0000 pid=2863 /tmp/sample.bin net send-data guuid=29c1217c-1c00-0000-b8b6-b5642e0b0000 pid=2862->guuid=057f107e-1c00-0000-b8b6-b5642f0b0000 pid=2863 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=057f107e-1c00-0000-b8b6-b5642f0b0000 pid=2863->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 510B d645916c-c420-556f-9fbe-51404e2132d2 s3ov838.ddns.net:80 guuid=057f107e-1c00-0000-b8b6-b5642f0b0000 pid=2863->d645916c-c420-556f-9fbe-51404e2132d2 send: 20B guuid=680240bc-1c00-0000-b8b6-b564570b0000 pid=2903 /tmp/sample.bin dns net send-data guuid=057f107e-1c00-0000-b8b6-b5642f0b0000 pid=2863->guuid=680240bc-1c00-0000-b8b6-b564570b0000 pid=2903 clone guuid=5572eae8-1d00-0000-b8b6-b564070d0000 pid=3335 /tmp/sample.bin guuid=057f107e-1c00-0000-b8b6-b5642f0b0000 pid=2863->guuid=5572eae8-1d00-0000-b8b6-b564070d0000 pid=3335 clone guuid=680240bc-1c00-0000-b8b6-b564570b0000 pid=2903->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 34B 9cab64b9-d937-57aa-acab-e71afdc6198f s3ov838.ddns.net:12121 guuid=680240bc-1c00-0000-b8b6-b564570b0000 pid=2903->9cab64b9-d937-57aa-acab-e71afdc6198f send: 10B guuid=d49b51bc-1c00-0000-b8b6-b564580b0000 pid=2904 /tmp/sample.bin guuid=680240bc-1c00-0000-b8b6-b564570b0000 pid=2903->guuid=d49b51bc-1c00-0000-b8b6-b564580b0000 pid=2904 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/530065d0-7c28-41c2-b577-2111c365d856
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1758485
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1758485 Sample: debug.elf Startdate: 16/08/2025 Architecture: LINUX Score: 72 18 s3ov838.ddns.net 2->18 20 s3ov838.ddns.net 5.180.82.94, 12121, 43860, 55774 ASDETUKhttpwwwheficedcomGB Latvia 2->20 22 3 other IPs or domains 2->22 24 Malicious sample detected (through community Yara rule) 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 30 Sample is packed with UPX 2->30 8 debug.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 32 Uses dynamic DNS services 18->32 process4 process5 12 debug.elf 8->12         started        14 debug.elf 8->14         started        process6 16 debug.elf 12->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/56a8b1a03bae8d1cd94928e20a7a3cfd2f4e719abe471c06867e553751f41134
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/56a8b1a03bae8d1cd94928e20a7a3cfd2f4e719abe471c06867e553751f41134/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-16 20:24:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k2uldib3v2grzwkjfdrau6r47uxu44m2xzdrybugpzktoupuce2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/250816-y6xmfszmx3/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
s3ov838.ddns.net
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/4a2cfda7-b9ee-44af-9b40-f9e6ea890c80
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 56a8b1a03bae8d1cd94928e20a7a3cfd2f4e719abe471c06867e553751f41134

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3601841/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3601668/

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